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Reactions of the isomeric pyridinecarboxylic acid 1-oxides with dimethyl sulphate

✍ Scribed by L.W. Deady

Book ID
103394478
Publisher
Elsevier Science
Year
1975
Tongue
French
Weight
187 KB
Volume
31
Category
Article
ISSN
0040-4020

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πŸ“œ SIMILAR VOLUMES

Reactions of 2-Unsubstituted 1H-Imidazol
Reactions of 2-Unsubstituted 1H-Imidazole 3-Oxides with Heterocumulenes and Dimethyl Acetylenedicarboxylate
✍ Grzegorz MlostoΕ„; Tomasz Gendek; Heinz Heimgartner πŸ“‚ Article πŸ“… 2000 πŸ› Elsevier Science 🌐 French βš– 145 KB

AbstractÐReaction of 2-unsubstituted 1H-imidazole 3-oxides with isocyanates, isothiocyanates, and dimethyl acetylenedicarboxylate led to the formation of 2-functionalized imidazole derivatives. Stepwise reaction mechanisms via zwitterionic intermediates are proposed. The intermediate [312] cycloaddu